Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof withgraphical user interface showing my new design in accordance with afirst embodiment; and,

FIG. 2 is a front view of a display screen or portion thereof withgraphical user interface showing my new design in accordance with asecond embodiment.

The outermost broken lines illustrate a display screen or portionthereof and form no part of the claimed design. The remainder of thebroken lines illustrate portions of the graphical user interface thatform no part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof withgraphical user interface, as shown and described.